Strap for a bag



FIG. 1 shows a perspective view of a strap for a bag, showing my new design.

FIG. 2 shows a another perspective view thereof.

FIG. 3 shows a third perspective view thereof.

FIG. 4 shows an elevation view thereof.

FIG. 5 shows another elevation view thereof.

FIG. 6 shows a third elevation view thereof.

FIG. 7 shows a top perspective view thereof; and,

FIG. 8 shows a bottom perspective view thereof.

The broken lines shown in the drawings depict environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a strap for a bag, as shown and described. 